Technical Archive

Glashütte Original
Senator 1-58-04-04-04-50— lug 21mm

Glashütte Original Senator 1-58-04-04-04-50: 21mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Senator Chronometer Regulator White Gold / Silver / Alligator / Folding

Artisanal Note

"This model requires a precise 21mm lug width to preserve the original sartorial balance."

Technical Specifications

Glashütte Original 1-58-04-04-04-50
Lug Width
21 mm

The essential strap measurement.

Browse 21mm straps →
Reference

1-58-04-04-04-50

Movement

Glashütte Original caliber 58-04 Hours, Minutes, Small Seconds | Big Date | Power Reserve Indicator

The Heritage

The Senator is a model from the Glashütte Original collection equipped with the in-house automatic caliber 58-04. The watch features hours, minutes, small seconds, big date and power reserve indicator. The lugs measure 21mm in width.

FAQ

What is the lug width of the Glashütte Original Senator 1-58-04-04-04-50?

The lug width of the Glashütte Original Senator 1-58-04-04-04-50 is 21 millimetres. This measurement represents the net distance between the two lugs and must be verified with a calliper or ruler before purchasing a strap. An incorrect measurement would compromise the fit and undermine the constructive proportions of the timepiece.

What is the best strap for a Glashütte Original Senator in white gold?

The optimal strap depends on intended use: for formal occasions, alligator leather with vegetable tanning represents the most refined choice, developing a noble patina over time. Shell cordovan offers a distinctive and rare texture. For daily practicality, quality calf leather remains resilient to daily scratches. For controlled sporty versatility, high-quality cotton NATO maintains the constructive integrity of the watch. A white gold deployante clasp amplifies perceived value.

How do you change the strap on a Glashütte Original Senator 1-58-04-04-04-50?

Strap replacement requires: 1) a spring bar removal tool; 2) secure positioning of the watch; 3) insert the tool into the gap between case and lug, gently pushing the elastic pin inward; 4) extract the pin; 5) repeat for the opposite end; 6) align the new strap holes with the pins, then reposition the elastic pins until audible click. Professional watchmaker assistance recommended on first attempt.

Is an aftermarket strap compatible with the Senator 1-58-04-04-04-50?

Yes, any aftermarket strap with a 21-millimetre lug width is compatible with the Senator 1-58-04-04-04-50, provided it meets comparable manufacturing quality standards. Always verify exact lug width and ensure the strap presents no protrusions that could damage the white gold case. Milano Straps straps are engineered for this compatibility and available in leather, NATO and rubber.

How long does a natural leather strap last on a watch like the Senator?

Natural leather strap lifespan ranges from 3 to 7 years, depending on daily wear, ambient humidity, tanning method and maintenance practices. Vegetable-tanned leather ages superior to chrome tanning, developing distinctive patina. Maintaining the strap dry, avoiding prolonged steam exposure and excessive perspiration extends longevity. Leather is a living material: wear after 5 years represents honest performance, not defect.